Is there gluten in corn flour?
For the most part there is no gluten in cornflour or corn flour – cornflour is milled maize (corn), also known as cornstarch in the US. Corn flour is ground maize (corn). Neither should contain gluten, however if they have not been exclusively processed (i.e. no other products are made on the production line), there may be small quantities of gluten in there. The best way to find out a brand of corn flour with no gluten in is to search on the internet and find one that advertises itself as gluten-free.